高一英语暑假课（译林版2020必修第一册）unit3语法讲解

高一英语暑假精品课（译林版必修第一册）2020语法讲解unit3学习目标

1.初步掌握必修一第三单元的语法知识点-关系代词引导的定语从句

2.能够运用该单元的语法正确做题基础知识关系代词引导的定语从句Unit3定语从句在一个主从复合句中修饰某一个名词、代词或修饰整个主句的从句叫定语从句换句话说，定语从句就是用来作定语的句子先行词被定语从句修饰的名词或代词叫先行词关系代词连接先行词和定语从句的词叫关系词若先行词在从句中作主语、宾语和定语等，应用关系代词引导定语从句关系代词具体有that,which,who,whom,whose定语从句的位置一般紧跟在先行词后面但有时因句子结构的需要，定语从句和先行词被某些成分隔开关系代词的基本用法使用关系代词时应注意的几个问题:在以下几种情况下只使用不用a.that whicho

1.先彳亍词是不定代词时，如all,anything,everything,nothing,something,little,few,mucho

1.1told himall thatI know.

2.He gaveher everythingthat hehad.

3.先行词被all,every,any,the very,the only,the just等修饰时

1.1have readall the books that you gaveme.

2.You cantake anybook thatyou like.

3.先行词被序数词和形容词的最高级修饰时

1.This is the bestbook thatI haveever read.

2.The secondplace thatI want to visit is Shanghai.

4.先行词既有人又有物时

1.We talkedabout thepersons andthings thatwe rememberin theschool.

2.The peopleand theanimals thatwere killedin theearthquake haveall beenfound.

5.在Who,Which引起的疑问句中

1.Who isthe boythat helpedyou

2.Which isthebook thatyoubought yesterday

6.若有两个定语从句，一个用which引导，另一个须用that引导He boughta bookwhich couldgive himknowledge andthat couldhelp tokill thetime.

7.当先行词在定语从句中作表语时Mary isno longerthe girlthat sheused tobe.在以下几种情况下只使用不用b.which thato

1.引导非限制性定语从句时I havelost mypen,which Ilike verymuch,which作宾语，指代主句中的penNew conceptEnglish isintended forforeign students,which isknown toall ofus.which作主语，指代整个主句

2.若有两个定语从句，其中一个关系代词是which,另一个须用thatThe bookthat hebought yesterdaywas theone which he likedbest.

3.先行词在句中作介词宾语且介词前置时This isthe housein whichLu Xunonce lived.当先行词为指人的关系代词时，引导词只用不用c.who thato

1.先行词为all,anyone,one/ones,those,people时，须用whoo

1.Anyone whoknows howto do it candoitnow.

2.Those whowantto see thefilm pleaseput upyour hands.

3.He,who doesnot reachthe GreatWall,is nota trueman.

2.在非限制性定语从句中，须用whooToms father,who isover sixty,still workshard.

3.在被分隔的定语从句中，须用whooA newteacher willcome tomorrowwho willteach youGerman.

4.在以there be开头的句子中，多用whoThere isa strangerwho wantstoseeour headmaster.

5.若有两个定语从句，其中一个关系代词是that,另一个须用whoThe studentwho waspraised atthe meetingisthemonitor thatstudies very hard.和的使用场合d.as which如As weall know,he studiesvery hard.比较He studiesveryhard,as/which weall know.Ive neverseen sucha cleverman ashe is.He hasto workon Sundays,whichhedoesnt like.He waslate,which madethe teacherangry.The bridgeis reallywonderful,as isshown inthe picture.The experimentis veryimportant,as indeeditis.…和…的不同e.the same...as the same...thatThis isthe samebook asI lentyou yesterday.这本书和我昨天借给你的相似相似物This isthesamebookthatI lentyou yesterday.这正是我昨天借给你的那本书（同一物）。